China's stimulus actions boosted the mining commodity sector this week, which is great news for iron ore producers like Rio Tinto. Shares in mining company Rio Tinto (RIO 0.45%) surged by 11.3% in the week to Friday morning. The move comes as China's central bank injected liquidity into the banking system to stabilize the real estate market and help China hit its growth target of about 5% in 2024. Rio Tinto and China The miner operates from four product groups: iron ore, aluminum, copper, and minerals. Iron ...